diff --git a/runtime/filetype.vim b/runtime/filetype.vim
index d0ee535..f63a146 100644
--- a/runtime/filetype.vim
+++ b/runtime/filetype.vim
@@ -2399,6 +2399,9 @@
 " Wget2 config
 au BufNewFile,BufRead .wget2rc,wget2rc		setf wget2
 
+" WebGPU Shading Language (WGSL)
+au BufNewFile,BufRead *.wgsl			setf wgsl
+
 " Website MetaLanguage
 au BufNewFile,BufRead *.wml			setf wml
 
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 778e840..1540f92 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -775,6 +775,7 @@
     webmacro: ['file.wm'],
     wget: ['.wgetrc', 'wgetrc'],
     wget2: ['.wget2rc', 'wget2rc'],
+    wgsl: ['file.wgsl'],
     winbatch: ['file.wbt'],
     wit: ['file.wit'],
     wml: ['file.wml'],